<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="vue.js"></script>
</head>
<body>
<div id="app">
    {{ message }}
    {{ fuck }}
</div>
<div id="app-2">
  <span :title="message">
    鼠标悬停几秒钟查看此处动态绑定的提示信息！
  </span>
</div>
<div id="app-3">
    <p v-if="seen">现在你看到我了</p>
</div>

<div id="app-4">
    <ol>
        <li v-for="todo in todos">
            {{ todo.text }}
        </li>
    </ol>
</div>
<div id="app-5">
    <p>{{ message }}</p>
    <button v-on:click="reverseMessage">reverseMessage</button>
    <button v-on:mouseover="reverseMessage">逆转消息</button>
</div>
<div id="app-6">
    <p>{{ message }}</p>
    <input v-model="message">
</div>
<div id="app-7">
    <ol>
        <!-- 现在我们为每个todo-item提供待办项对象    -->
        <!-- 待办项对象是变量，即其内容可以是动态的 -->
        <todo-item v-for="item in groceryList" v-bind:todo="item"></todo-item>
        <button v-on:click="add">add</button>
    </ol>
</div>
<div id="app-8">
{{ message }}
</div>
</body>
</html>
<script type="text/javascript">
    var app = new Vue({
        el: '#app',
        data: {
            message: 'Hello Vue!',
            fuck: 'What\'s Fuck'
        }
    });
//    console.log(app.$el);
    var app2 = new Vue({
        el: '#app-2',
        data: {
            message: '页面加载于 ' + new Date()
        }
    });
    var app3 = new Vue({
        el: '#app-3',
        data: {
            seen: true
        }
    });
    var app4 = new Vue({
        el: '#app-4',
        data: {
            todos: [
                {text: '学习 JavaScript'},
                {text: '学习 Vue'},
                {text: '整个牛项目'}
            ]
        }
    });
    var app5 = new Vue({
        el: '#app-5',
        data: {
            message: 'Hello Vue.js!'
        },
        methods: {
            reverseMessage: function () {
                this.message = this.message.split('').reverse().join('')
            }
        }
    });
    var app6 = new Vue({
        el:"#app-6",
        data:{
            message:"fuck"
        }
    });
    // 定义名为 todo-item 的新组件
    Vue.component('todo-item', {
        props: ['todo'],
        template: '<li>{{ todo.text }}</li>'
    });
    var app7 = new Vue({
        el: '#app-7',
        data: {
            groceryList: [
                { text: '蔬菜' },
                { text: '奶酪' },
                { text: '随便其他什么人吃的东西' }
            ]
        },
        methods: {
            add: function () {
                console.log(this.groceryList.push({text: new Date()}))
            }
        }
    })
    console.log("----------");
    console.log(app7.$el)
    new Vue({
        el:"#app-8",
        data:{
            message:function () {
                return "fuck";
            }
        }
    })
</script>